Alt St. Johann Snow Forecast - 7 day
Updated 02 May 2026 06:45 PDT
7-Day Snow Forecast for Alt St. Johann
1-week from 2 May.
For Forecast detail, see below.
There is a useful amount of snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Alt St. Johann 7-Day Snow Forecast Highlights
When will there be fresh snow in Alt St. Johann?
| Next Snow Expected | 14 May |
|---|---|
| Next Snow Amount | 1in |
| Next 48 Hours | - |
| Next 7 Days | - |
7-Day Snow Outlook for Alt St. Johann
Snowfall
Snow Line
Max 68°F
Min 38°F
2in New Snow
Snow Line from 6,535ft to 5,476ft, with rain below.
There is a useful amount of snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
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Alt St. Johann Medium-Range (7-Day) Snow Forecast Detail
Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.
Max 67°F
Min 47°F
Valley temperatures from an overnight low of 47°F to daytime highs around 67°F
Temperature at BaseTemp at Base
Sat
02
Snow unlikely
Clear sky first, cloudy then light drizzle, cloudy later.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 68°F
Min 43°F
Valley temperatures from an overnight low of 43°F to daytime highs around 68°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Sun
03
Snow unlikely
Cloudy.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 62°F
Min 46°F
Valley temperatures from an overnight low of 46°F to daytime highs around 62°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Mon
04
Snow unlikely
Cloudy.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 62°F
Min 42°F
Valley temperatures from an overnight low of 42°F to daytime highs around 62°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Tue
05
Snow unlikely
Cloudy early, then light drizzle later.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 54°F
Min 43°F
Valley temperatures from an overnight low of 43°F to daytime highs around 54°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
06
New Snow
Fair, cloudy, drizzle later.
Snow Line from 6,385ft to 5,879ft, with rain below.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 54°F
Min 43°F
Valley temperatures from an overnight low of 43°F to daytime highs around 54°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Thu
07
up to 1in New Snow
Light drizzle early, then clear sky later.
Snow Line from 6,535ft to 5,476ft, with rain below.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 57°F
Min 38°F
Valley temperatures from an overnight low of 38°F to daytime highs around 57°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Fri
08
Snow unlikely
Cloudy first, light drizzle then clear spells, fair later.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
This Snow Forecast for Alt St. Johann, Switzerland gives the predicted Snowfall and Freezing Levels for the next week.
The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Alt St. Johann, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.
Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.
Alt St. Johann Snow Forecast updated at 06:45 PDT, next update expected 12:00 PDT.
Snow Forecast near Alt St. Johann
| Ski Area | 48 Hr | 7 Day | Sa | Su | Mo | Tu | We | Th | Fr |
|---|---|---|---|---|---|---|---|---|---|
| Flims | - | 6in | |||||||
| Flumserberg | - | 3in | |||||||
| Wildhaus | - | 3in |
Snow Reliability
The snow reliability at Alt St. Johann is generally good, with average snow depths often reaching between 50 to 150 cm during peak season. For the latest snow conditions and updates, check J2Ski for accurate and timely information.